The judgment of the district court as it relates to student assignment is vacated and the cause is remanded with direction that the district court require the school board forthwith to constitute and implement a student assignment plan that complies with the principles established in Swann v. Charlotte-Mecklen-burg Board of Education, 1971, 402 U.S. 1, 91 S.Ct. 1267, 28 L.Ed.2d 554, insofar as they relate to the issues presented in this case.

The district court shall require the school boards to file semi-annual reports during the school year similar to those required in United States v. Hinds County School Board, 5 Cir., 1970, 433 F.2d 611, at 618-619.

The mandate shall issue forthwith.

Vacated and remanded with direction.